The carat of a diamond equals the weight it. 1 carat is equal to 200 milligrams. The image of the ring on a hand is only an educated guess.

0,73 carat

11 carat

10 carat

9 carat

8 carat

7 carat

6 carat

5 carat

4 carat

3 carat

2 carat

0,73 carat

The diamond shape or cut is the only aspect not determined by nature. The better the polisher, the better the cut. Our craftsmen are renowed for their passion and skill when it comes to turning rough stones into beauties for centuries.

BRILLIANT

ROYAL 201

EMERALD

PRINCESS

MARQUISE

PEAR

HEART

OVAL

CUSHION

RADIANT

ASSCHER

BAGUETTE

The clarity of a diamond is the amount of internal damage it has. Some visible with the naked eye, some only with a loupe. A flawless diamond, also known as river pure, is very seldom.

FL

IF

VSI1,VSI2

VVSI-1,VVSI-2

SI,SI1

SI2

I1,I2

I3

The more transparent or whiter a diamond is, the more it reflects light and thus the more it sparkles.There is one exception which is for brightly colored diamond, ike a pink, blue or bright yellow diamond. These are more seldom and worth even more than regular transparent diamonds.
Make a difference between colored diamonds and the regular scale

RIVER

TOP WESSELTON

WESSELTON

TOP CRYSTAL

CRYSTAL

TOP CAPE

TOP LIGHT BROWN

SMOKEY

ROSE

BLACK

BROWN

RED

GREEN

BLUE

PINK

At Coster Diamonds we sell the highest quality gold settings, in different types of gold, platinum and titanium, mostly forged by our own skilled goldsmiths.

YELLOW GOLD

WHITE GOLD

ROSE GOLD

PLATINUM

TITANIUM

Besides diamonds, we also offer many different types of gemstones. Each with its own unique characteristics which – when used properly- can really bring a piece of jewelry to the next level.
Images look great.